/*

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

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package com.sun.xml.internal.org.jvnet.fastinfoset;

import java.io.InputStream;

import javax.xml.transform.sax.SAXSource;

import org.xml.sax.InputSource;

import org.xml.sax.XMLReader;

import com.sun.xml.internal.fastinfoset.sax.SAXDocumentParser;

/**

 *  A JAXP Source implementation that supports the parsing fast

 *  infoset document for use by applications that expect a Source.

 *

 *  <P>The derivation of FISource from SAXSource is an implementation

 *  detail.<P>

 *

 *  <P>This implementation is designed for interoperation with JAXP and is not

 *  not designed with performance in mind. It is recommended that for performant

 *  interoperation alternative parser specific solutions be used.<P>

 *

 *  <P>Applications shall obey the following restrictions:

 *   <UL>

 *     <LI>The setXMLReader and setInputSource shall not be called.</LI>

 *     <LI>The XMLReader object obtained by the getXMLReader method shall

 *        be used only for parsing the InputSource object returned by

 *        the getInputSource method.</LI>

 *     <LI>The InputSource object obtained by the getInputSource method shall

 *        be used only for being parsed by the XMLReader object returned by

 *        the getXMLReader method.</LI>

 *   </UL>

 *  </P>

 */

public class FastInfosetSource extends SAXSource {

    public FastInfosetSource(InputStream inputStream) {

        super(new InputSource(inputStream));

    }

    public XMLReader getXMLReader() {

        XMLReader reader = super.getXMLReader();

        if (reader == null) {

            reader = new SAXDocumentParser();

            setXMLReader(reader);

        }

        ((SAXDocumentParser) reader).setInputStream(getInputStream());

        return reader;

    }

    public InputStream getInputStream() {

        return getInputSource().getByteStream();

    }

    public void setInputStream(InputStream inputStream) {

        setInputSource(new InputSource(inputStream));

    }

}